1 /*
2 * The authors of this software are Rob Pike and Ken Thompson.
3 * Copyright (c) 2002 by Lucent Technologies.
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose without fee is hereby granted, provided that this entire notice
6 * is included in all copies of any software which is or includes a copy
7 * or modification of this software and in all copies of the supporting
8 * documentation for such software.
9 * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
10 * WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE ANY
11 * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
12 * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
13 */
14 #include "lib9.h"
15 #include "fmtdef.h"
16
17 /*
18 * public routine for final flush of a formatting buffer
19 * to a file descriptor; returns total char count.
20 */
21 int
fmtfdflush(Fmt * f)22 fmtfdflush(Fmt *f)
23 {
24 if(_fmtFdFlush(f) <= 0)
25 return -1;
26 return f->nfmt;
27 }
28
29 /*
30 * initialize an output buffer for buffered printing
31 */
32 int
fmtfdinit(Fmt * f,int fd,char * buf,int size)33 fmtfdinit(Fmt *f, int fd, char *buf, int size)
34 {
35 f->runes = 0;
36 f->start = buf;
37 f->to = buf;
38 f->stop = buf + size;
39 f->flush = _fmtFdFlush;
40 f->farg = (void*)fd;
41 f->nfmt = 0;
42 return 0;
43 }
44